64752610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{2503}}^1$

素因数の和:2722

約数の個数: 32

約数和(自身を含む): 126201600

約数和(自身を除く): 61448990

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 199, 398, 995, 1990, 2503, 2587, 5006, 5174, 12515, 12935, 25030, 25870, 32539, 65078, 162695, 325390, 498097, 996194, 2490485, 4980970, 6475261, 12950522, 32376305, 64752610]

約数ペア:

[(1, 64752610), (2, 32376305), (5, 12950522), (10, 6475261), (13, 4980970), (26, 2490485), (65, 996194), (130, 498097), (199, 325390), (398, 162695), (995, 65078), (1990, 32539), (2503, 25870), (2587, 25030), (5006, 12935), (5174, 12515)]